Typhonii Rhizoma is the dry tuber of Typhonium Giganteum Engl. In autumn, the roots and skins were removed and dried. There are wild plants in Hebei, Shandong, Shanxi, Shaanxi, Gansu, Ningxia, Sichuan, Guizhou and Tibet. It is cultivated in northeast provinces, Shandong, Jiangsu, Henan and Hubei. 

Processing method:
1. Raw white aconite: remove impurities.
2. Make white aconite: take pure white aconite, separate the size, soak, change the water 2-3 times a day, a few days later, such as sticky foam, change the water, add alum (every 100kg white aconite, with alum 2kg), soak for 1 day, then change the water, to taste slightly numb tongue feeling for degree, take out. Put ginger slices and alum powder into the pot, add appropriate amount of water, boil, pour in aconite, cook until there is no white heart, take out, remove ginger slices, air to six or seven thousand, cut thick slices, and dry( 5 kg ginger and 12.5 kg alum per 100 kg aconite.)

Note : pregnant women should use it with caution; Oral administration of raw products should be cautious.

Usage and dosage: 3-6g. After general processing, external use of raw products appropriate amount of mash, boil cream or grind at the end of the wine to apply the affected area.

Storage : store in a well ventilated and dry place to prevent moths